Que ventajas o desventajas tiene que las propiedades de las sustancias sean distintas de las de las mezclas que forman.?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

Which is true about metals used for jewelry, such as platinum and gold? a. they have low flammability. b. they have low reactivity. c. they have high flammability. d. they have high reactivity.

Select the correct lewis structure for fluorine which is group 7a element?